Knowledge training of Code for Design of LNG Receiving Terminal Engineering2024年英文版修訂

KnowledgetrainingofCodeforDesignofLNGReceivingTerminalEngineering（GB51156-2015）MastercorestandardstoensuredesignqualityNormativebackgroundandhistory01Scopeofapplicationandterminology02Stationsiteselectionandgenerallayoutdesign03Detailedexplanationofprocesssystem04EquipmentandPipingConfiguration05Automaticcontrolandinstrumentation06Utilitiesandauxiliaryfacilities07AppendicesandSupplements0801NormativebackgroundandhistoryOverviewofthespecificationdevelopmentprocess01Standard-settingbackgroundTheCodeforDesignofLNGReceivingTerminalEngineering(GB51156-2015)isformulatedtounifyandstandardizethedesignstandardsofdomesticLNGreceivingterminals,improvethedesignqualityandsafetylevel,andpromotethehealthydevelopmentoftheindustry.CompilationgroupinvestigationandresearchIntheprocessofformulatingthestandard,thecompilationteamconductedin-depthinvestigationandresearch,summarizedthepracticalexperienceofLNGreceivingstationconstructioninChina,andreferredtotheinternationaladvancedtechnologyandstandards.StandardsreleaseandimplementationThestandardwasapprovedandissuedbytheMinistryofHousing,UrbanandRuralConstructiononNovember12,2015,andhasbeenformallyimplementedsinceJune1,2016.Mandatoryprovisionssuchas4.1.33and5.9.3mustbestrictlyenforced.0203Releaseandapprovalstatus020301ReleasestatusTheCodeforDesignofLNGReceivingTerminalEngineering(GB51156-2015)wasapprovedandissuedbytheMinistryofHousingandUrban-RuralDevelopmentofthePeople'sRepublicofChinaonNovember12,2015,withthestandardnumberofGB51156-2015.ThestandardhasbeenformallyimplementedsinceJune1,2016.ImplementationdateTheCodeforDesignofLNGTerminalEngineeringhasbeenimplementedsinceJune1,2016.Thisdatemarkstheentryintoforceofthenewnationalstandard,whichrequiresthedesign,constructionandoperationofallrelatedengineeringprojectstocomplywiththenewcoderequirements.MandatoryprovisionsTheDesignSpecificationforLNGTerminalEngineeringcontainsanumberofmandatoryclausessuchasClauses4.1.33,5.9.3,12.1.10,12.1.12and12.1.14.Theseprovisionsmustbestrictlyenforcedtoensurethesafe,reliableandefficientoperationoftheLNGterminal.RelevantstandardnumberanddateofissueStandardreleasebackgroundTheCodeforDesignofLNGTerminalEngineering(GB51156-2015)isformulatedbytheMinistryofHousingandUrban-RuralDevelopmentofthePeople'sRepublicofChinatostandardizethedesignofLNGterminalengineeringandensurethesafety,reliabilityandeconomyoftheproject.StandardreleasedateThespecificationwasissuedonNovember12,2015andformallyimplementedonJune1,2016,andiscurrentlyineffect.ThebackgroundofthestandardwastomeettheneedsofthegrowthofdomesticLNGdemandandtechnologicaldevelopmentatthattime.ImplementationofstandardsSincetheimplementationofthestandard,ithasbeenappliedinmanyLNGreceivingterminalprojects,whichhassignificantlyimprovedthequalityandsafetyofengineeringdesign.ThesuccessfulpracticeoftheseprojectshasprovedthepracticabilityandeffectivenessofGB51156-2015.02ScopeofapplicationandterminologyStandardizeapplicablescenariosApplicationofcitygasAsanimportantsourceofcitygassupply,LNGterminalissuitableforlargecitiesandindustrialareas.Throughefficientreceivingandstoragesystems,thestablesupplyofurbangasisensuredtomeettheenergyneedsofresidentialandindustrialusers.SupportingpowergenerationprojectsLNGterminalsarecombinedwiththermalpowerplantsornuclearpowerplantstoprovidecleanfuelforpowergenerationprojects.Throughstandardizeddesign,thecontinuityandstabilityofgassupplyareensured,theefficiencyofpowergenerationisimproved,andtheenvironmentalpollutionisreduced.TransportationfuelapplicationsLiquefiednaturalgasreceivingstationscanprovidecleanenergyforships,busesandothervehicles.Throughefficientconversionequipment,liquefiednaturalgascanbeconvertedintopowerfuel,reducingdependenceontraditionalfuelsandreducingcarbonemissionsinthefieldoftransportation.DistributedenergysystemSmall-scaleLNGreceivingstationsaresuitablefordistributedenergysystemstoprovideenergyservicesforresidentialcommunities,commercialcomplexes,etc.Throughmodulardesignandintelligentmanagementsystem,theefficientuseofenergyandenvironmentallyfriendlyenergysupplyarerealized.AnalysisoftechnicaltermsAnalysisofbasictermsIntheCodeforDesignofLNGReceivingTerminalEngineering,thebasictermsinclude"LNGreceivingterminal","storagetank","pipeline",etc.Thesetermsarewelldefinedandarethebasisforunderstandingtheentirespecification,ensuringthatengineerscanaccuratelyapplythesetermstodesignandconstruction.TerminologyofprocesssystemTheprocesssystemtermsinthespecification,suchas"storage","transportation","separation"and"recompression",describethewholeprocessofLNGfromreceivingtostorage.Thesetermsareusedtoguidethedesign,operation,andmaintenanceofprocesssystemstoensureefficientprocessingofLNG.TerminologyrelatingtoequipmentEquipmenttermscoveredbythespecificationinclude"tanks,""pumps,""valves,"and"controlsystems.".Thesetermsdescribeindetailthetype,functionandapplicationoftheequipment,provideastandardbasisforequipmentselectionandmaintenance,andensurethereasonableuseoftheequipmentintheproject.SafetyandEnvironmentalTerminologySafetyandenvironmentalprotectionrelatedtermssuchas"fireprotection","explosionprotection"and"environmentalprotection"emphasizethesafetyandenvironmentalprotectionrequirementsinthedesignprocessofLNGterminal.Thesetermsprovideengineerswithclearsafetyandenvironmentalprotectionstandardstoensurethatengineeringconstructionmeetstherequirementsoflawsandregulations.RelateddefinitionsandexplanationsLNGDefinitionLiquefiednaturalgas(LNG)isaliquidfuelobtainedbycooling,compressing,vaporizingandcondensingnaturalgasatatemperatureof-260°F(-162°C)orloweratatmosphericpressure.Itsmainadvantageisthatitiseasytostoreandtransport,andissuitableforlong-distancetransportationandthedevelopmentandutilizationofunconventionalnaturalgasresources.TerminaldefinitionLNGreceivingterminalisafacilitydedicatedtoreceiving,storingandregasifyingLNG,includingreceivingwharf,storagetankarea,regasificationfacilitiesandrelatedprocessequipment.Themainfunctionoftheterminalistounload,storeandregasifyLNGtransportedoverlongdistancestomeettheneedsofendusers.DesigncriteriadefinitionTheCodeforDesignofLNGReceivingTerminalEngineering(GB51156-2015)isaChinesenationalstandard,whichspecifiesthetechnicalrequirementsandmanagementspecificationsforthedesignandconstructionofLNGreceivingterminalstoensurethesafety,economyandenvironmentalprotectionoftheproject.ExplanationofrelevanttermsTherelevanttermsinthespecificationinclude"LNGterminal","storagetank","regasification","pressurevessel",etc.Thesetermshavespecificmeaningsindesign,construction,andoperationandneedtobeusedstrictlyasdefinedintheCode.03StationsiteselectionandgenerallayoutdesignSiteselectionprincipleCompatibilityofintelligenttransportationsystemWiththedevelopmentofintelligenttransportationtechnology,thecompatibilityofintelligenttransportationsystemshouldnotbeconsideredinthelocationofreceivingstation.Realizereal-timemonitoringandmanagementofthetransportationprocess,improvesafetyandoperationalefficiency,andoptimizetheoveralloperationmode.EnvironmentalandSocialImpactAssessmentIntheprocessofsiteselection,detailedenvironmentalandsocialimpactassessmentshouldbecarriedouttoensurethattheprojectwillnothaveanegativeimpactonthelocalecologicalenvironmentandresidents'lives.Throughrationallayoutandenvironmentalprotectionmeasures,sustainabledevelopmentandsocialresponsibilitycanbeachieved.0102030405ConvenienttransportationTheLNGreceivingterminalshallbelocatedinanareawithconvenienttransportationtofacilitatethetransportationandreceivingofLNG.Priorityisgiventoproximitytomajorports,railorhighwaynetworkstoreducelogisticscostsandensureadequateandstablesupplyofrawmaterials.ResourcesupplyandmarketdemandThesiteselectionshalltakefullaccountofthesupplyofLNGresourcesinthesurroundingareastoensuresufficientandstablerawmaterials.Atthesametime,themarketdemandintheareawherethereceivingstationislocatedisanalyzedindepth,includingthedemandinthefieldsofindustry,residentsandelectricity,soastoensuretheeconomicbenefitsoftheoperationofthereceivingstation.NationalEnergyStrategyandRegionalPlanningBasedonthenationalenergystrategyandregionaldevelopmentplan,thefuturemarketdemandtrendispredictedtoprovideforward-lookingguidanceforthesiteselectionofthereceivingstation.EnsurethattheTerminalcomplieswiththenationalenergypolicyandregionaldevelopmentplantoenhancetheeconomicandsocialbenefitsoftheProject.GenerallayoutrequirementsSiteselectionrequirementsAccordingtoCodeforDesignofLNGReceivingTerminalEngineering(GB51156-2015),geologicalconditions,meteorologicalenvironment,transportation,surroundingfacilitiesandotherfactorsshallbetakenintoconsiderationinsiteselection.Adetailedsurveyandassessmentisrequiredtoensurethesafetyandreliabilityofthesite.GenerallayoutprincipleFunctionalareassuchasprocessarea,storageareaandauxiliaryfacilityareashallbereasonablyarrangedinthegenerallayout.Thelayoutshallmeettherequirementsoftheprocessflow,ensuresafeandefficientoperation,andmeettherelevantprovisionsofenvironmentalprotectionandfiresafetyspacing.VerticaldesignrequirementsTheverticaldesignshallconsidertheterrainelevationdifferenceandsiteutilizationefficiencytoensurethereasonableheightofeachprocessequipmentandbuilding.Thedesignshallfacilitatethelayingandmaintenanceofpipes,takingintoaccountdrainageandfloodcontrolmeasures.RoadandTransportationDesignTheroaddesignshallmeetthetransportationneedsofrawmaterialsandfinishedproducts,includingaccessroads,emergencyevacuationroutesandfirelanes.Thedesignshallcomplywithrelevantnationalstandardstoensuresmoothtrafficandemergencyresponsecapability.VerticalDesignandRoadDesignVerticaldesignrequirementsAccordingtoCodeforDesignofLNGReceivingTerminalEngineering(GB51156-2015),theverticaldesignofLNGreceivingterminalshallconsiderequipmentlayout,operationsafetyandmaintenanceconvenience.Reasonablefloorheightshallbesettoensurethatthereisenoughspacebetweenequipmentroomsandmeettherequirementsofrelevantstandardsandspecifications.VerticalTransportationSystemDesignIntheverticaldesign,theverticaltransportationdemandofmaterialsandpersonnelshallbefullyconsidered.Itincludessettingupnecessaryelevators,stairs,conveyorbeltsandotherfacilitiestoensurethatmaterialsandpersonnelcanenterandexitalllevelsefficientlyandsafely.Atthesametime,thedesignofemergencyevacuationpassageshouldbeconsideredtoensurethesafetyofpersonnel.SpecificationsforroaddesignTheroaddesignshallcomplywiththerelevantprovisionsoftheCodeforDesignofLNGTerminalEngineeringtoensurethesafetyandefficiencyoftransportation.Roadcarryingcapacity,vehiclespeedandemergencyevacuationpathshouldbeconsideredinthedesigntomeettheneedsofrapidresponseandevacuationinemergencysituations.RoadlayoutandplanningTheroadlayoutandplanningshallbedesignedinaccordancewiththeoveralllayoutoftheTerminaltoensureunimpededaccessforthetransportationofmaterialsandequipment.Itisnecessarytoreasonablysetuptrunkroads,branchroadsandemergencyparkingareastoimprovetransportationefficiencyandreducetrafficaccidents.Atthesametime,enoughexpansionspaceshouldbereservedtomeetfutureexpansionneeds.04DetailedexplanationofprocesssystemUnloadingandreceivingprocessAnalysisofShipUnloadingTechnologyTheunloadingprocessisanimportantpartoftheLNGterminal,whichinvolvesthesafetransferofgasfromtheLNGshiptothestoragetank.Theprocessincludesrapidshrinkage,pressurecontrol,andleakdetectiontoensureefficientandsafedischargeoperations.UnloadingequipmentandtechnologyUnloadingequipmentmainlyincludesunloadingpump,rapidcoldshrinkandpressurecontrolsystem.Thesedevicesworktogethertoachieveefficientunloadingoperationandensuresealingandsafetyinlowtemperatureenvironmenttopreventleakageorexplosionaccidents.SafetymeasuresduringshipunloadingDuringtheunloadingprocess,thesafetyoperationproceduresmustbestrictlyfollowed,includingthecontrolofpre-coolingspeed,themonitoringofunloadingtemperatureandthemanagementofpressurefluctuation.Rapidcoldshrinkagecausesincreasedstressinthematerial,soslowcoolingisrequiredtoreducetheriskofleakage.StorageandmanagementaftershipunloadingAfterunloading,LNGwillbestoredincryogenicstoragetanks.ThisprocessalsoincludesthetreatmentandrecompressionofBOGtoensurethattheremaininggasiseffectivelytreatedtoavoidenvironmentalpollutionandpotentialsafetyhazards.01020304StorageandregasificationprocessLNGstorageLNGistransportedfromtheplaceofproductiontothereceivingstationbycryogenictankcarorship,andthentransportedtothecryogenicstoragetankforstoragebyunloadingsuperchargerorpump.ThisprocessensuresthestabilityandsafetyofLNGduringtransportationandstorage.LNGregasificationprocessTheLNGregasificationprocessmainlyincludestransportingthestoredLNGfromthecryogenicstoragetanktothegasificationstation,andconvertingitintogaseousnaturalgas(NG)throughpressurizationandheating.ThisstepistorealizetheenduseofLNG,suchascitygassupplyorpowergeneration.SafetyandefficiencymeasuresDuringthewholeprocessofstorageandregasification,theLNGterminaladoptsadvancedsafetyfacilities,suchasfireprevention,leakagemonitoringandcontrolsystem,toensurethesafetyandefficiencyofoperation.ThesemeasuresensurethesafetyandstabilityofLNGinstorageandtransportation.PressurecontrolandtemperaturemanagementPressureControlSystemOverviewThepressurecontrolsysteminLNGreceivingterminalsiscrucialtoensurethesafeandefficientoperationofthefacility.Thesystemmonitorsandregulatesthepressurewithinthetankstopreventoverpressurizationorunderpressurization,whichcanleadtoaccidentsordamagetotheequipment.PressureControlTechniquesTherearevarioustechniquesusedinLNGreceivingterminalsforpressurecontrol,includingmanualadjustmentbyoperators,automaticsystemsthatregulatethecompressorload,Thesetechniquesensurethepressureremainsstableandcontrolledatalltimesduringoperations.TemperatureManagementSystemThetemperaturemanagementsysteminLNGreceivingterminalsisdesignedtomaintaintheoptimalstoragetemperatureforLNG.Thesystemincludesmeasuressuchasinsulation,BOG(BoilingOffGas)recovery,Andheatexchangerstokeepthetemperaturewithinasaferange,whichreducestheriskofequipmentfailureorsafetyincident.TemperatureMonitoringEquipmentTemperaturemonitoringequipmentplaysavitalroleinmaintainingtheproperstorageconditionsforLNG.Theequipmentcontinuouslymonitorsthetemperatureandalertstheoperatorincaseofanydeviationsfromthesetrange.Thisensuresthesafetyandefficiencyofthestorageprocess.05EquipmentandPipingConfigurationIntroductiontomainequipmentLNGunloadingarmLNGunloadingarmisoneofthecoreequipmentofLNGterminal,whichisusedtounloadLNGfromLNGcarriertotheterminal.LNGistransportedintothestoragetankthroughtheliquidphaseunloadingarmandtheunloadingpipelinewiththehelpoftheunloadingpumpontheshiptoensureefficientandsafeunloadingoperation.LNGstoragetankisthekeyequipmentforstoringliquefiednaturalgas,whichisdividedintoabovegroundstoragetank,undergroundstoragetankandsemi-undergroundstoragetank.LargestoragetankswithnormalpressureandlowtemperaturecaneffectivelystorealargeamountofLNGandensurethestabilityofgassupply.Accordingtothesettingmode,theycanbedividedintoinnertankandoutertank.Theinnertankismadeofausteniticstainlesssteel,andtheoutertankisusuallyofprestressedconcretestructure.LNGstoragetankTheBOGcompressorisusedtoprocesstheexcessiveboil-offgasgeneratedbyexternalenergyinputandLNGenteringthestoragetanktomaintaintheconstantpressureinthestoragetank.Theequipmentimprovestheenergyutilizationrateandreducestheenvironmentalpollutionwhileensuringthesafety.BOGcompressorThecontrolsystemoftheLNGTerminalincludesDCS(DistributedControlSystem),ESD(EmergencyShutdownSystem),F&G(FireandGasDetectionSystem)andSCADA(SupervisoryControlandDataAcquisitionSystem).Thesesystemshavebothlocaloperationalcontrolsandremotemonitoringsystems,ensuringthatprocesscomplexityismanagedefficiently.LNGcontrolsystemLNGreceivingterminalcontrolsystemisresponsiblefortheoperationandmanagementofthewholeterminal,coveringmanylinksfromunloading,storagetoregasification.Throughadvancedcontroltechnologyandreal-timemonitoring,thesystemachievesefficientenergymanagementandoperationprocessoptimization,andimprovestheoveralloperationalefficiency.LNGreceivingterminalcontrolsystemEquipmentlayoutprincipleCompactandcoordinatedarrangementofequipmentTheequipmentlayoutoftheLNGTerminalshallfollowtheprinciplesofcompactnessandcoordinationtoensurethatthefunctionalareasarecloselyalignedandcoordinatedwitheachothertoimprovelanduseandoperationalefficiency.Theprocessunitareaandstoragetankareashallbereasonablyseparated,andtheoveralllayoutshallbekeptbeautifulandpractical.SafetydistancerequirementsToensuresafety,theLNGtankfarmshouldbelocatedawayfromresidentialareasandpublicwelfarefacilities,andontheupwindsideofthewinddirectionwiththelowestfrequencythroughouttheyear,soastoreducethepossibleimpactonthesurroundingenvironment.Atthesametime,emergencyevacuationpassagesandfirepassagesshouldbesetuptoensurethesafetyofpersonnel.EnvironmentalprotectionandfireprotectionmeasuresThedesigncodeemphasizestheimportanceofenvironmentalprotectionandfireprotectionmeasures,andrequiresthatthepossiblenitrogensuffocationenvironmentandfirehazardsshouldbefullyconsideredinthedesign.Forexample,theclosedplantshouldbeequippedwithlowoxygenconcentrationdetectionalarm,andsufficientfireaccessandemergencyevacuationfacilitiesshouldbesetup.FunctionalareasareclearlydividedThegenerallayoutoftheLNGTerminalshallbedividedbyfunction,includingprocessunitarea,storagetankarea,flarearea,tankerloadingarea,administrativeofficeandlivingservicearea,etc.Eachareashallbeproperlyarrangedaccordingtoitsspecificfunctionandcoordinatedwithadjacentareas.PipingInstallationandMaintenancePipinginstallationprocessAccordingtotheGB51156-2015specification,thepipelineinstallationofLNGterminalneedstostrictlyfollowthedesigndrawingsandtechnicalrequirements.Frommaterialselectiontotheweldingprocess,everystepisrequiredtoensureleak-freeandhigh-strengthdurability,guaranteeingsafeandefficientcompletionoftheinstallationtask.PipetypeandmaterialThetypesofpipesandtheirmaterialrequirementsfordifferentapplicationsaredefinedinthespecification.Mainpipelinesincludeinputpipeline,outputpipeline,processpipeline,etc.Allpipelinematerialsmustmeettherequirementsoflowtemperatureperformance,corrosionresistanceandhighstrengthtoadapttothecharacteristicsofLNGandextremeworkingenvironment.PipelineinspectionandmaintenanceInordertopreventleakageandotheraccidents,GB51156-2015stipulatesaregularpipelineinspectionsystem.Testingincludespressuretesting,leakdetection,andcorrosionassessment.Maintenanceincludescleaning,coatingprotectionandrepairtoensurelong-termstableoperationofthepipelinesystem.AutomaticcontrolsystemThespecificationemphasizestheimportanceofintroducinganautomatedcontrolsystemforreal-timemonitoringandoptimizationofthepipelinetransportationprocess.Throughtheintelligentsystem,itcanimprovethesafetyofoperation,stabilityofoperationandreducelaborcosts,whileensuringtheaccuracyandreliabilityofdataandachievingefficientmanagement.06AutomaticcontrolandinstrumentationCompositionofautomaticcontrolsystemControlsystemcorecomponentTheautomaticcontrolsystemofLNGterminalmainlyincludesdistributedcontrolsystem(DCS),engineerstation,operatorstationandcontroller.ThesecomponentstransmitdatathroughopticalcablestomonitorandcontroltheLNGreceivingprocess,storageprocess,gasificationprocessandexportprocess.NetworkarchitectureandcommunicationmodeTheautomaticcontrolsystemadoptsMeshnetworktechnologyandusesopticalcableasthemaintransmissionmediumtobuildastarnetworkarchitecture.Thisstructureensuresthatthedisconnectionofthenodepositionwillnotaffectothernodes,andimprovesthereliabilityandstabilityofthesystem.AutomaticmonitoringfunctionThecontrolsystemcanmonitorthepressure,liquidlevel,temperature,flowandotherparametersintheproductionprocessinrealtime,anddynamicallydisplaytheproductionprocessandequipmentoperationstatus.Atthesametime,thesystemhasthefunctionsofabnormalworkingconditionalarmandprintingrecordstoensurethesafestorageofimportantparameters.BOGcontrolandrecoveryprocessAccordingtotheBOGcontrolandrecoveryprocessofLNGreceivingstation,thecomposition,workingconditionandoperationprocessofthecontrolsystemareintroducedindetail.ThiswillhelpoptimizetheBOGcontrolandrecoveryprocessandimprovetheoveralloperationalefficiencyoftheTerminal.InstrumentselectionandinstallationSelectionofmeasuringequipmentAccordingtotheCodeforDesignofLNGReceivingTerminalEngineering,themeasurementequipmentshallmeettheaccuracyandreliabilityrequirementstoensuretheaccuracyandreal-timeofthedata.Commonmeasurementdevicesincludepressuregauges,temperaturesensors,andflowmetersformonitoringgasandliquidflowinprocesssystems.1SpecificationforinstallationofinstrumentsWheninstallingthemeasuringequipment,therelevantnationalstandardsanddesignspecificationsshallbefollowedtoensurethattheverticalityandlevelnessoftheequipmentmeettherequirements.Atthesametime,theequipmentshouldbeinstalledinalocationthatiseasytomaintainandoverhaul,soastoreducedowntimeandmaintenancecosts.2SafetyInstrumentedSystem(SIS)ConfigurationSafetyinstrumentedsystemisakeycomponentofLNGterminal,whichisusedtomonitorandcontrolkeyprocessparameterstoensurethesafeandstableoperationofthesystem.SISusuallyincludesemergencyshutdown,safetyinterlockandalarmfunctionstopreventpotentialaccidents.3AutomaticcontrolsystemAutomaticcontrolsystemincludesDCS(distributedcontrolsystem)andSCAda(supervisorycontrolanddataacquisitionsystem),whichisusedtorealizecentralizedmonitoringandmanagementofthewholeprocesssystemoftheterminal.Automatedsystemscanimproveoperationalefficiencyandreducelaborcosts.4SafetymonitoringandalarmsystemSecuritymonitoringsystemThesafetymonitoringsystemofLNGterminalincludesdistributedcontrolsystem(DCS),programmablelogiccontroller(PLC)andvideomonitoringsystem(CCTV).Thesesystemsareusedtocontroltheoperationofproductionequipmentandensurethesafetyandstabilityoftheproductionprocess.FirealarmandfirefightingsystemFirealarmandfirefightingsystemisanimportantsafetyfacilityinLNGreceivingterminal.Thesystemdetectsfiresignalsthroughsensors,triggersalarmsandstartsfirefightingequipmentintime,effectivelypreventsfireaccidentsandensuresthesafetyofpersonnelandfacilities.PersonnelmanagementandpositioningsystemInordertoimprovetheefficiencyofsafetymanagement,LNGreceivingterminalsareoftenequippedwithpersonnelmanagementandpositioningsystems.Thesystemcanmonitorthelocationofemployeesinrealtime,ensurerapidresponseinemergencies,andassistoperationandmaintenancepersonnelinefficientdataanalysisanddecision-making.EnvironmentalMonitoringandEarlyWarningTheenvironmentalmonitoringandearlywarningsystemisusedtomonitortheenvironmentalconditionsaroundtheLNGreceivingstationinrealtime,includingtemperature,humidity,gasconcentrationandotherparameters.Whenanabnormalityisdetected,thesystemwillissueanearlywarningandlinkuprelevantprotectivemeasurestoensureenvironmentalsafety.07UtilitiesandauxiliaryfacilitiesPowersupplyandtelecommunicationfacilities01DesignrequirementsforpowersupplysystemTheCodeforDesignofLiquefiedNaturalGasReceivingTerminalEngineeringputsforwardstrictdesignrequirementsforpowersupplysystem.Itisnecessarytoensurethereliabilityandsafetyofpowersupply,includingtheconfigurationofstandbypowersupply,theselectionandlayoutofelectricalequipment,etc.,soastoensurethestableoperationofthereceivingstation.StandardforconfigurationofcommunicationfacilitiesAccordingtothespecification,communicationfacilitiesarethenecessaryinfrastructureofthereceivingstation,whichneedtomeetthe